Mass Shooting at Pulse Nightclub in Orlando, Florida Kills 49 People. In what is now thought to be one of the deadliest incidents of violence against LGBTQ people in history, the shooting committed by 29-year old Omar Mateen is also the second deadliest terrorist attack on US soil since the September 11, 2001 attacks.

The world's largest twinjet takes off on its maiden flight. The Boeing 777, or Triple Seven, typically transports up to 451 passengers. It is one of Boeing's commercially most successful planes.

Boris Yeltsin becomes Russia's first President. After the end of the Soviet Union, Yeltsin launched radical economic reforms that aimed at dismantling socialism and restore capitalism.

Ronald Reagan challenges Mikhail Gorbachev to “tear down this wall”. The U.S. President held his famous speech near the Berlin Wall, one of the most important symbols for the division between East and West during the Cold War. The wall was dismantled in 1989, but many observers doubt that Reagan's famous catchphrase had any impact on this decision.

Nelson Mandela is sentenced to life in prison. The South African anti-apartheid activist spent 27 years in prison. In 1993, he received the Nobel Peace Prize and one year later he became President of South Africa.